This means that if you took two trips 10 years apart to the North Magnetic Pole by following a compass, you'd end up at a different destination each time. Theory 8:2012 and the end of the world.
这意味着，如果你相隔10年跟着指南针所指方向去北极的话，那么这两次你所到的目的地是不同的。
Suppose you decide to make a trek to the North Pole. You can't catch a plane there. So instead, you pull out your compass, watch the needle swing northward and plot a path, right?
假设你决定长途跋涉去北极，又不能坐飞机去，那么只好拿出指南针，根据指向北方的指针绘制出路径，对么？
The compass has a special magnetic pointer which always indicates the North Pole, so it is used to help find the direction that the ship needs to go.
罗盘的指针，有一种特殊的磁场总是显示北极，所以它是用来帮助找到方向，这艘船要走了。
To get to the North Pole, or true north, just following your compass needle won't work.
想去北极，或者是要找到正北向，单纯依靠指南针是不会奏效的。
To get to the North Pole, or true north, just following your compass needle won't work.
想去北极，或者是要找到正北向，单纯依靠指南针是不会奏效的。
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